FR2448250A1 - Filtre suiveur a commutation - Google Patents

Filtre suiveur a commutation

Info

Publication number
FR2448250A1
FR2448250A1 FR7902752A FR7902752A FR2448250A1 FR 2448250 A1 FR2448250 A1 FR 2448250A1 FR 7902752 A FR7902752 A FR 7902752A FR 7902752 A FR7902752 A FR 7902752A FR 2448250 A1 FR2448250 A1 FR 2448250A1
Authority
FR
France
Prior art keywords
filter
includes means
following filter
signal
narrow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7902752A
Other languages
English (en)
Other versions
FR2448250B1 (fr
Inventor
Michel Gignoux
Gignoux Michel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7902752A priority Critical patent/FR2448250A1/fr
Priority to DE8080400125T priority patent/DE3065965D1/de
Priority to EP80400125A priority patent/EP0014628B1/fr
Priority to US06/116,972 priority patent/US4319207A/en
Priority to JP1086480A priority patent/JPS55104115A/ja
Publication of FR2448250A1 publication Critical patent/FR2448250A1/fr
Application granted granted Critical
Publication of FR2448250B1 publication Critical patent/FR2448250B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H15/00—Transversal filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H19/00—Networks using time-varying elements, e.g. N-path filters
    • H03H19/002—N-path filters

Abstract

L'INVENTION CONCERNE UN FILTRE SUIVEUR A COMMUTATION A N CHEMINS COMMUTES, DE TYPE PASSE-BANDE, A BANDE ETROITE, DANS LEQUEL CHAQUE CHEMIN PRESENTE AU MOINS UN ELEMENT REACTIF. CE FILTRE COMPREND DES MOYENS POUR PRELEVER UN SIGNAL DE SYNCHRONISATION DES COMMUTATIONS DES CHEMINS EN AVAL DU FILTRE; IL EST CARACTERISE EN CE QU'IL COMPREND EN OUTRE DES MOYENS POUR MODIFIER LA FONCTION DE TRANSFERT DU FILTRE DE FACON A LAISSER PASSER EN SORTIE DU FILTRE UNE PARTIE DU SIGNAL D'ENTREE. APPLICATION AU FILTRAGE D'UN SIGNAL PRESENTANT UNE COMPOSANTE UTILE DE FREQUENCE VARIABLE, ASSOCIEE A UN BRUIT DE FOND IMPORTANT.
FR7902752A 1979-02-02 1979-02-02 Filtre suiveur a commutation Granted FR2448250A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7902752A FR2448250A1 (fr) 1979-02-02 1979-02-02 Filtre suiveur a commutation
DE8080400125T DE3065965D1 (en) 1979-02-02 1980-01-25 N-path frequency-tracking filter
EP80400125A EP0014628B1 (fr) 1979-02-02 1980-01-25 Filtre suiveur à commutation
US06/116,972 US4319207A (en) 1979-02-02 1980-01-30 Narrow-band-pass switching follower filter having n switched paths
JP1086480A JPS55104115A (en) 1979-02-02 1980-02-02 Switching follower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7902752A FR2448250A1 (fr) 1979-02-02 1979-02-02 Filtre suiveur a commutation

Publications (2)

Publication Number Publication Date
FR2448250A1 true FR2448250A1 (fr) 1980-08-29
FR2448250B1 FR2448250B1 (fr) 1982-07-02

Family

ID=9221546

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7902752A Granted FR2448250A1 (fr) 1979-02-02 1979-02-02 Filtre suiveur a commutation

Country Status (5)

Country Link
US (1) US4319207A (fr)
EP (1) EP0014628B1 (fr)
JP (1) JPS55104115A (fr)
DE (1) DE3065965D1 (fr)
FR (1) FR2448250A1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460564A1 (fr) * 1979-06-29 1981-01-23 Commissariat Energie Atomique Ensemble de filtrage par commutation
US4358737A (en) * 1980-10-16 1982-11-09 Motorola, Inc. Digitally controlled bandwidth sampling filter-detector
US4349799A (en) * 1981-03-12 1982-09-14 Rockwell International Corporation Switching between radio frequency circuits
US4646258A (en) * 1982-12-30 1987-02-24 Memorial Hospital For Cancer And Allied Diseases Sampled N-path filter
JPS6090411A (ja) * 1983-10-07 1985-05-21 Hitachi Ltd フイルタ集積回路
FR2590090B1 (fr) * 1985-11-13 1988-02-12 Commissariat Energie Atomique Filtre synchrone a capacites commutees
JPS62278852A (ja) * 1986-05-28 1987-12-03 Sharp Corp 位相同期フイルタ
US4872127A (en) * 1988-01-07 1989-10-03 Magnetek, Inc. Ripple rejection filter
JPH0654245B2 (ja) * 1988-04-19 1994-07-20 三菱電機株式会社 渦流量計
US4928075A (en) * 1989-06-26 1990-05-22 Digital Equipment Corporation Multiple bandwidth filter system for phase locked loop
US5309771A (en) * 1992-03-09 1994-05-10 Lew Yon S Method for processing signals in vortex flowmeters
US5369373A (en) * 1992-10-16 1994-11-29 Unisys Corporation Comb data generation
US5412356A (en) * 1992-10-26 1995-05-02 Constant Velocity Transmission Lines, Inc. Digital interface cable
US6683919B1 (en) * 1999-06-16 2004-01-27 National Semiconductor Corporation Method and apparatus for noise bandwidth reduction in wireless communication signal reception
US6566970B2 (en) 2001-02-02 2003-05-20 Broadcom Corporation High-speed, high PSRR, wide operating range voltage controlled oscillator
US6441660B1 (en) * 2001-02-02 2002-08-27 Broadcom Corporation High speed, wide bandwidth phase locked loop
US6621675B2 (en) * 2001-02-02 2003-09-16 Broadcom Corporation High bandwidth, high PSRR, low dropout voltage regulator
US7683739B2 (en) * 2005-06-21 2010-03-23 Sure-Fire Electrical Corporation Signal filter assembly with impedance-adjusting characteristic
US20090206892A1 (en) * 2008-02-15 2009-08-20 Tektronix, Inc. Phase-Locked Loop System and Method
DE102009014859B4 (de) 2009-03-30 2013-06-20 Phoenix Contact Gmbh & Co. Kg Filter, insbesondere zur Filterung elektromagnetischer Störungen
FR3010837B1 (fr) 2013-09-17 2015-10-02 Commissariat Energie Atomique Capteur d'image terahertz
US9847772B2 (en) * 2016-02-03 2017-12-19 Qualcomm Incorporated N-path filters with flatter frequency response
WO2019219212A1 (fr) * 2018-05-18 2019-11-21 Huawei Technologies Co., Ltd. Filtre à n voies avec rejet hors bande amélioré

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2044367A5 (fr) * 1969-05-19 1971-02-19 Cit Alcatel

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1450513A (fr) * 1965-04-30 1966-06-24 Electronique & Radio Ind Perfectionnements aux réseaux correcteurs pour servomécanismes
US3445685A (en) * 1966-11-10 1969-05-20 Gen Dynamics Corp Filtering apparatus
DE2553091A1 (de) * 1975-11-26 1977-06-02 Siemens Ag N-pfad-filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2044367A5 (fr) * 1969-05-19 1971-02-19 Cit Alcatel

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/68 *
EXBK/75 *

Also Published As

Publication number Publication date
EP0014628A1 (fr) 1980-08-20
US4319207A (en) 1982-03-09
FR2448250B1 (fr) 1982-07-02
EP0014628B1 (fr) 1983-12-28
DE3065965D1 (en) 1984-02-02
JPS55104115A (en) 1980-08-09

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Legal Events

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ST Notification of lapse